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package acme
import (
"encoding/json"
"errors"
"io/ioutil"
"net/http"
)
var (
ErrBadCSR = errors.New("The CSR is unacceptable (e.g., due to a short key)")
ErrBadNonce = errors.New("The client sent an unacceptable anti-replay nonce")
ErrConnection = errors.New("The server could not connect to the client for DV")
ErrDnssec = errors.New("The server could not validate a DNSSEC signed domain")
ErrMalformed = errors.New("The request message was malformed")
ErrServerInternal = errors.New("The server experienced an internal error")
ErrTLS = errors.New("The server experienced a TLS error during DV")
ErrUnauthorized = errors.New("The client lacks sufficient authorization")
ErrUnknownHost = errors.New("The server could not resolve a domain name")
)
// Errors
var urnErrors = map[string]error{
"urn:acme:error:badCSR": ErrBadCSR,
"urn:acme:error:badNonce": ErrBadNonce,
"urn:acme:error:connection": ErrConnection,
"urn:acme:error:dnssec": ErrDnssec,
"urn:acme:error:malformed": ErrMalformed,
"urn:acme:error:serverInternal": ErrServerInternal,
"urn:acme:error:tls": ErrTLS,
"urn:acme:error:unauthorized": ErrUnauthorized,
"urn:acme:error:unknownHost": ErrUnknownHost,
}
func handleError(r *http.Response) error {
defer r.Body.Close()
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
var p Problem
err = json.Unmarshal(body, &p)
if err != nil {
return err
}
return p
}
func (p Problem) Error() string {
if err, ok := urnErrors[p.Type]; ok {
return err.Error() + ": " + p.Detail
}
return p.Detail
}
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